"""
@Time ： 2022/11/26 10:26
@Auth ： 陈杰 200320501042
@E-mail : 1612845322@qq.com
"""


def write_text():
    f = open('test.txt', 'w', encoding='utf-8')
    s = '文件读写测试'
    f.write(s)
    f.close()  # 每次io过程都要记得最后释放io流资源
def read_text():
    fp = open('test.txt', 'r', encoding='utf-8')
    print(fp.read(4))
    fp.close()
def read_line():
    fp = open('test.txt', 'r', encoding='utf-8')
    while True:
        line = fp.readline()
        if line == '':  # 读到最后一行停止while
            break
        print(line)
    fp.close()
# write_text()
read_text()
read_line()
